
<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width,initial-scale=1.0,user-scalable=no">
    <link rel="stylesheet" href="../src/sea-ui.css">
    <title>页面布局</title>
</head>
<body>
    <div class="sea-header">标题</div>
    <div class="sea-tabbar">导航</div>
    <div class="sea-content">内容</div>
    <!-- 页面蒙版 -->
    <div class="sea-mask"></div>
</body>
</html>